Summary of the invention
For overcoming the deficiencies in the prior art part, the object of the present invention is to provide a kind of digital three primary colors heat sublimation imaging carbon ribbon and preparation method that can form high-resolution coloured image.
For achieving the above object, the technical scheme that the present invention takes is as follows:
A kind of digital three primary colors heat sublimation imaging carbon ribbon, by red, yellow, the carbon ribbon composition of blue three-color, the carbon ribbon structure of three kinds of colors is identical, by tape base and coat respectively the back coating of its both sides and heat sublimation imaging dyed layer forms, back coating is made up of polyurethane-modified organic siliconresin or acrylic acid modified organic silicone resin, heat sublimation imaging dyed layer is made up of the raw material of following mass percentage content: heat sublimation pigment 15-60%, dispersant 1-15%, synthetic cellulose 40-60%, wherein, described heat sublimation pigment is the redness corresponding with the carbon ribbon of three kinds of colors, yellow or blue monochromatic pigment, described dispersant is one or both the mixture in polypropylene acid ammonium salt, polyether-modified polymethyl siloxane, and described synthetic cellulose is one or more the mixture in celluloid, cellulose acetate, acetylbutyrylcellulose, ethyl cellulose.
Base thick is 3.0-7.0 μ m, and the thickness of back coating is 0.1-0.5 μ m, and the thickness of heat sublimation imaging dyed layer is 0.5-7.0 μ m.
The heat sublimation temperature of heat sublimation pigment is between 150-350 DEG C.
Tape base is BOPET film.
Preparation method, prepares respectively carbon ribbon red, yellow, blue three-color, and the preparation process of the carbon ribbon of three kinds of colors is identical, all carries out according to the following steps:
A. the manufacturing process of back coating: polyurethane-modified organic siliconresin or acryl-modified silicone resin resin, be mixed with back coating liquid with the mixed solvent of toluene and ketone, back coating liquid be coated on to a side surface of tape base, dry and form back coating;
B. the manufacturing process of heat sublimation imaging dyed layer: with the mixed solvent of DMF, butanone and cyclohexanone, synthetic cellulose is melted, add again dispersant and heat sublimation pigment, stir, be mixed with mill base, after grinding or treating that heat sublimation pigment dissolves completely, mill base is coated on to the opposite side surface of tape base, dries and form heat sublimation imaging dyed layer.
In step a: the percent by volume of mixed solvent consists of: toluene 0-50%, ketone 50-100%, the percent by volume of ketone consists of: butanone 70-100%, acetone 0-30%; The material concentration of back coating liquid is 1.0-6.0wt%.
In step a: with the ceramic anilox roller of 400-500 line, adopt the mode of intaglio plate coating back coating liquid to be coated on to a side surface of tape base; Temperature when oven dry is 100-130 DEG C.
In step b: the percent by volume of mixed solvent consists of: DMF 0-20%, butanone 72-95%, cyclohexanone 2-8%; The material concentration of mill base is 10-50wt%.
In step b: be ground to material particular diameter and be less than 2 μ m; With the ceramic anilox roller of 200-400 line, adopt the mode of intaglio plate coating mill base to be coated on to the opposite side surface of tape base; Temperature when oven dry is 50-100 DEG C.
The digital three primary colors heat sublimation of the present invention colour imaging carbon ribbon is made up of carbon ribbon red, yellow, blue three-color, three kinds of colors are indispensable, only have the carbon ribbon of one or both colors all cannot form complete coloured image, only have the carbon ribbon of three kinds of colors is used simultaneously, utilize computer printing chromatography to print the coloured image that could form high-resolution, the size dimension of this image determines by the width of printer and the width of imaging carbon ribbon, and wide cut can reach 2 m, and length in theory can endless.
The present invention utilizes three primary colors image-forming principle, adopt red, yellow, the heat sublimation carbon ribbon of blue three-color, disposablely complete heat sublimation imaging, image definition (resolution ratio) can reach 600dpi, imaging support can be PVC Polypropylence Sheet, paper, the materials such as chemical & blended fabric, can substitute to a certain extent description air brushing, printing and dyeing, the speed that is characterized in is fast, per hourly can reach 300m, adopt computer printing, can change easily plate, changing image, no matter large batch of or its plate-making cost of the business of small lot is the same, being applicable to very much personalized business carries out.
Detailed description of the invention
In following examples, polyurethane-modified organic siliconresin: made by following weight parts raw material: 30 parts of 35 parts of hydroxy silicon oils, 30 parts of polyhexamethylene adipate glycols, toluene di-isocyanate(TDI) and 1,5 parts of 4-butanediols, specifically comprise the steps: 1) get in proportion hydroxy silicon oil, polyhexamethylene adipate glycol and toluene di-isocyanate(TDI), and be dissolved in butanone, then under nitrogen atmosphere, be warming up to 80 DEG C, stirring reaction 5 hours, obtains prepolymer solution; The addition of butanone is 5 times of four kinds of raw material gross weights; 2) get in proportion BDO and joined in above-mentioned prepolymer solution, continuing at 80 DEG C of stirring reactions 4 hours, to obtain final product; Acrylic acid modified organic silicone resin: (synthetic resin prepared by the patent No.: ZL 201010276825.8 embodiment 1); Polyether-modified polymethyl siloxane (Quzhou kairine Chemical Co., Ltd.); Polypropylene acid ammonium salt (Weifang great Dong Chemical Co., Ltd.); Disperse red red-b: Japanese chemical drug; Disperse yellow yellow A-G: Japanese chemical drug; Disperse blue blue 1714: Japanese chemical drug.
Embodiment 1-27
A kind of digital three primary colors heat sublimation imaging carbon ribbon, is made up of carbon ribbon red, yellow, blue three-color, and the carbon ribbon structure of three kinds of colors is identical, as shown in Figure 1, forms by BOPET film 1 and back coating 2 and the heat sublimation imaging dyed layer 3 of coating respectively its both sides.
In embodiment 1-27: the raw material of red carbon ribbon back coating is polyurethane-modified organic siliconresin, the raw material composition (in mass parts) of heat sublimation imaging dyed layer is in table 1, table 2, table 3; The raw material of yellow carbon ribbon back coating is acrylic acid modified organic silicone resin, and the raw material composition of heat sublimation imaging dyed layer is that with the difference of red carbon ribbon heat sublimation imaging dyed layer corresponding pigment is disperse yellow yellow A-G; The raw material of blue carbon ribbon back coating is polyurethane-modified organic siliconresin, and the raw material composition of heat sublimation imaging dyed layer is that with the difference of red carbon ribbon heat sublimation imaging dyed layer corresponding pigment is disperse blue blue 1714.
The red heat sublimation imaging of table 1 dyed layer embodiment 1-9
The red heat sublimation imaging of table 2 dyed layer embodiment 10-18
Red heat sublimation imaging dyed layer embodiment |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
Celluloid |
30 |
0 |
10 |
30 |
0 |
10 |
30 |
0 |
10 |
Cellulose acetate |
0 |
10 |
0 |
0 |
8 |
0 |
0 |
10 |
0 |
Ethyl cellulose |
10 |
20 |
30 |
10 |
24 |
30 |
10 |
30 |
30 |
Acetylbutyrylcellulose |
0 |
10 |
0 |
0 |
8 |
0 |
0 |
0 |
0 |
Polyether-modified polymethyl siloxane |
10 |
10 |
10 |
5 |
5 |
5 |
0 |
0 |
0 |
Polypropylene acid ammonium salt |
0 |
0 |
0 |
5 |
5 |
5 |
10 |
10 |
10 |
Disperse red red-b |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
50 |
The red heat sublimation imaging of table 3 dyed layer embodiment 19-27
Red heat sublimation imaging dyed layer embodiment |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
Celluloid |
30 |
0 |
10 |
30 |
0 |
10 |
30 |
0 |
10 |
Cellulose acetate |
0 |
10 |
0 |
0 |
10 |
0 |
0 |
10 |
0 |
Ethyl cellulose |
10 |
30 |
30 |
10 |
30 |
30 |
10 |
30 |
30 |
Polyether-modified polymethyl siloxane |
10 |
10 |
10 |
5 |
5 |
5 |
0 |
0 |
0 |
Polypropylene acid ammonium salt |
0 |
0 |
0 |
5 |
5 |
5 |
10 |
10 |
10 |
Disperse red red-b |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
60 |
The preparation method of embodiment 1-9, prepares respectively carbon ribbon red, yellow, blue three-color, and the preparation process of the carbon ribbon of three kinds of colors is identical, all carries out according to the following steps:
A. the manufacturing process of back coating: polyurethane-modified organic siliconresin or acryl-modified silicone resin resin, be mixed with the back coating liquid that material concentration is 1.0wt% with the mixed solvent of toluene and ketone, with the ceramic anilox roller of 400 lines, adopt the mode of intaglio plate coating back coating liquid to be coated on to a side surface of tape base; Under the condition of 100 DEG C, dry and form back coating; Wherein, the percent by volume of mixed solvent consists of: toluene 0%, ketone 100%, and the percent by volume of ketone consists of: butanone 70%, acetone 30%;
B. the manufacturing process of heat sublimation imaging dyed layer: with the mixed solvent of DMF, butanone and cyclohexanone, synthetic cellulose is melted, add again dispersant and heat sublimation pigment, stir, be mixed with the mill base that material concentration is 10wt%, be ground to after material particular diameter is less than 2 μ m, with the ceramic anilox roller of 200 lines, adopt the mode of intaglio plate coating mill base to be coated on to the opposite side surface of tape base, under the condition of 50 DEG C, dry and form heat sublimation imaging dyed layer; Wherein, the percent by volume of mixed solvent consists of: DMF 0%, butanone 95%, cyclohexanone 5%.
The preparation method of embodiment 10-18, prepares respectively carbon ribbon red, yellow, blue three-color, and the preparation process of the carbon ribbon of three kinds of colors is identical, all carries out according to the following steps:
A. the manufacturing process of back coating: polyurethane-modified organic siliconresin or acryl-modified silicone resin resin, be mixed with the back coating liquid that material concentration is 4.0wt% with the mixed solvent of toluene and ketone, with the ceramic anilox roller of 450 lines, adopt the mode of intaglio plate coating back coating liquid to be coated on to a side surface of tape base; Under the condition of 120 DEG C, dry and form back coating; Wherein, the percent by volume of mixed solvent consists of: toluene 25%, ketone 75%, and the percent by volume of ketone consists of: butanone 85%, acetone 15%;
B. the manufacturing process of heat sublimation imaging dyed layer: with the mixed solvent of DMF, butanone and cyclohexanone, synthetic cellulose is melted, add again dispersant and heat sublimation pigment, stir, be mixed with the mill base that material concentration is 30wt%, be ground to after material particular diameter is less than 2 μ m, with the ceramic anilox roller of 300 lines, adopt the mode of intaglio plate coating mill base to be coated on to the opposite side surface of tape base, under the condition of 80 DEG C, dry and form heat sublimation imaging dyed layer; Wherein, the percent by volume of mixed solvent consists of: DMF 10%, butanone 88%, cyclohexanone 2%.
The preparation method of embodiment 19-27, prepares respectively carbon ribbon red, yellow, blue three-color, and the preparation process of the carbon ribbon of three kinds of colors is identical, all carries out according to the following steps:
A. the manufacturing process of back coating: polyurethane-modified organic siliconresin or acryl-modified silicone resin resin, be mixed with the back coating liquid that material concentration is 6.0wt% with the mixed solvent of toluene and ketone, with the ceramic anilox roller of 500 lines, adopt the mode of intaglio plate coating back coating liquid to be coated on to a side surface of tape base; Under the condition of 130 DEG C, dry and form back coating; Wherein, the percent by volume of mixed solvent consists of: toluene 50%, ketone 50%, and the percent by volume of ketone consists of: butanone 100%, acetone 0%;
B. the manufacturing process of heat sublimation imaging dyed layer: with the mixed solvent of DMF, butanone and cyclohexanone, synthetic cellulose is melted, add again dispersant and heat sublimation pigment, stir, be mixed with the mill base that material concentration is 50wt%, be ground to after material particular diameter is less than 2 μ m, with the ceramic anilox roller of 400 lines, adopt the mode of intaglio plate coating mill base to be coated on to the opposite side surface of tape base, under the condition of 100 DEG C, dry and form heat sublimation imaging dyed layer; Wherein, the percent by volume of mixed solvent consists of: DMF 20%, butanone 72%, cyclohexanone 8%.
The BOPET film thickness of the digital three primary colors heat sublimation imaging carbon ribbon of the final preparation of embodiment 1-9, embodiment 10-18, embodiment 19-27, back coating thickness, heat sublimation imaging dyed layer thickness are in table 4.
Table 4